package ch05
{
	import flash.display.Sprite;
	import flash.events.Event;
	
	import utils.Ball;

	public class Velocity1 extends Sprite
	{
		private var ball:Ball;
		private var vx:Number=5;

		public function Velocity1()
		{
			init();
		}

		private function init():void
		{
			ball=new Ball();
			addChild(ball);
			ball.x=50;
			ball.y=100;
			addEventListener(Event.ENTER_FRAME, onEnterFrame);
		}

		private function onEnterFrame(event:Event):void
		{
			ball.x+=vx;
		}
	}
}